^○Petr Stepanek¹, Michal Buday¹, Vratislav Filler¹, Urs Hugentobler² (1.Research Institute of Geodesy, Topography and cartography, Zdiby, 2.Technische Universitat Munchen)

^○Alberto Escapa^{1, 2}, Jose Manuel Ferrandiz¹, Juan Getino³, Tomas Baenas² (1.Dept. Applied Mathematics. University of Alicante. Spain, 2.Dept. Aerospace Engineering. University of Leon. Spain, 3.Dept. Applied Mathematics. University of Valladolid. Spain)

Volker Klemann, Robert Dill, ^○Maik Thomas (GFZ German Research Centre for Geosciences, Potsdam, Germany)

^○Jaakko Makinen¹, Ivars Liepins², Viesturs Sprogis², Janis Sakne², Kalvis Salmins³, Janis Kaminskis⁴, Reinhard Falk⁵, David Stizza⁶ (1.Finnish Geospatial Research Institute (FGI), National Land Survey, Masala, Finland, 2.Department of Geodesy and Cartography, Latvian Geospatial Information Agency (LGIA), Riga, Latvia, 3.Institute of Astronomy, University of Latvia, Riga, Latvia, 4.Institute of Geodesy and Geoinformation, Riga Technical University, Riga, Latvia, 5.Division of Geodesy, Federal Agency for Cartography and Geodesy (BKG), Frankfurt am Main, Germany, 6.National Geospatial-Intelligence Agency (NGA), St. Louis, USA (at the time of the measurements))

^○Dina A. Sarsito¹, Sri Hidayati¹, Susilo Susilo³, Cecep Sulaiman², Irwan Meilano¹, Endra Gunawan¹, Estu Kriswati², Hasanuddin Z. Abidin¹, Heri Andreas¹ (1.Geodesy Research Group – Institut Teknologi Bandung, Ganesa 10, Bandung , Indonesia, 2.Geological Agency of Indonesia, Diponegoro, Bandung, Indonesia, 3.Geospatial Information Agency, Jl. Raya Jakarta-Bogor Km. 46, Cibinong, Indonesia)

Leonid Zotov^{1, 2}, Nikolay Sidorenkov³, Christian Bizouard⁴, ^○Alexey Lyubushin⁵ (1.National Research University Higher School of Economics, Moscow, Russia, 2.Sternberg Astronomical Institute, MSU, Russia, 3.Hydrometeorological Centre of Russia, 4.Paris Observatory, SYRTE, 5.Schmidt Institute of Physics of the Earth, Moscow, Russia)

^○Takuya Harada, Tomochika Tokunaga, Seiichi Shimada (The Unversity of Tokyo, Tokyo, Japan)